This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A046618 #9 Jul 02 2025 16:01:57 %S A046618 1,1,6,1,11,1,23,16,1,39,21,1,17,12,26,1,29,86,31,1,63,231,117,36,1, %T A046618 546,348,153,41,1,1176,894,501,194,46,1,414,279,139,48,51,1,4422,693, %U A046618 418,187,291,56,1,7887,1111,605,1226,347,61,1,16731,13442,1716,4251 %N A046618 Numerators of the elements to the right of the central elements of the 1/5-Pascal triangle (by row). %e A046618 1/1; 1/1 1/1; 1/1 1/5 1/1; 1/1 6/5 6/5 1/1; 1/1 11/5 12/5 11/5 1/1; 1/1 16/5 23/5 23/5 16/5 1/1; 1/1 21/5 39/5 46/5 39/5 21/5 1/1; 1/1 26/5 12/1 17/1 17/1 12/1 26/5 1/1; ... %Y A046618 Cf. A046601. %K A046618 tabf,nonn %O A046618 1,3 %A A046618 _Mohammad K. Azarian_ %E A046618 More terms from _James Sellers_, Dec 16 1999